G.8032 Ethernet Ring Protection 217
Overview 217
Flow Aware Transport Pseudowire (FAT PW) 221
Pseudowire Headend 222
Benefits of PWHE 223
Restrictions 223
Generic Interface List 224
LFA over Pseudowire Headend 224
PW-HE Multicast 224
PW-HE over MPLS-TE Tunnels 224
L2VPN over GRE 224
L2VPN over GRE Restrictions 225
GRE Deployment Scenarios 225
GRE Tunnel as Preferred Path 227
Multipoint Layer 2 Services Label Switched Multicast 227
Ingress Replication and its Limitations 227
VPLS LSM as a Solution 227
VPLS LSM Limitations 228
How to Implement Multipoint Layer 2 Services 229
Configuring a Bridge Domain 229
Creating a Bridge Domain 229
Configuring a Pseudowire 230
Associating Members with a Bridge Domain 232
Configuring Bridge Domain Parameters 234
Disabling a Bridge Domain 236
Blocking Unknown Unicast Flooding 237
Changing the Flood Optimization Mode 238
Configuring Layer 2 Security 240
Enabling Layer 2 Security 240
Attaching a Dynamic Host Configuration Protocol Profile 241
Configuring a Layer 2 Virtual Forwarding Instance 242
Creating the Virtual Forwarding Instance 242
Associating Pseudowires with the Virtual Forwarding Instance 244
Associating a Virtual Forwarding Instance to a Bridge Domain 245
L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 6.3.x
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